There was a King Regula with a broken shutter. So I bought a second for parts, for repairing the older and more precious one. But then there was this idea: Pinhole conversion ! Here's a large variety of my exposures. Shortest was 3 seconds (directly facing the sun), longest was 16 hours (guitar body indoors over night). Look at the picture with the needle !

More photos by 50shadesofgrain